Atigo WIRELESS DOOR SENSOR DS04

1.Very low power consumption
2.Power Supply: 3V CR 2032
3.Tamper alarm function and low power alert function

Signal Transmission Distance: No obstacle 80m.
Alarm Distance: Gap between transmitter & magnetic bar ≤ 10mm.
Power supplied: 3V lithium battery CR2032.

Senses entry & exit points.